Inventor · disambiguated record
Li-Der Cheng
Also filed as: CHENG LI-DER
7 granted patents·3 pending applications·73 citations·filing 1998–2007
81Inventor score
Files withCHENG LI-DER2
Top patents by PatentIndex Score
10 records- 0186US7234265B1Internal red dot sightCHENG LI-DER·Filed 2005·Granted Jun 26, 2007·58 cites·11 claims
- 0253US6286755B1Coin retrieval device for a pay phoneFiled 2000·Granted Sep 11, 2001·3 cites·5 claims
- 0339US2005075044A1Toy gunFiled 2003·Application pending·0 cites
- 0436US6487292B1Telephone terminal connection coverFiled 2000·Granted Nov 26, 2002·1 cites·2 claims
- 0536US2003160763A1Mouse with water-proof and impact-proof structureFiled 2002·Application pending·0 cites
- 0635US2009038201A1Gun attachment mounting structureCHENG LI-DER·Filed 2007·Application pending·0 cites
- 0731US5963628AReinforcement pay phone upper housingFiled 1998·Granted Oct 5, 1999·7 cites·5 claims
- 0827US6098875AStructure of a coin collector coverFiled 1999·Granted Aug 8, 2000·3 cites·3 claims
- 0926US6574320B1Coin release mechanism of payphoneFiled 1999·Granted Jun 3, 2003·0 cites·4 claims
- 1026US6193562B1Mother board connector of public telephoneFiled 1999·Granted Feb 27, 2001·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →